HARD
8th CBSE
IMPORTANT
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Find the area of the following fields. All dimensions are in meters.

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Important Questions on Mensuration

MEDIUM
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 4
The area of a trapezium is 384 cm2. Its parallel sides are in the ratio 3:5 and the perpendicular distance between them is 12 cm. If the length of the smaller parallel side is k cm, then find the value of k.
HARD
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 5
The ratio of the length of the parallel side of a trapezium is 3:2, the shortest distance between them is 15 cm. If the area of the trapezium is 450 cm2, then find the sum of the lengths of the parallel sides.
MEDIUM
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 6
Diagonals of a rhombus are 1 m and 1.5 m in lengths. If the area of the rhombus is k m2, then find k (upto two decimal places).
HARD
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 7
If the diagonals of a rhombus are 4.8 cm and 1.4 cm, then what is the perimeter of the rhombus?
MEDIUM
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 8
One side of a parallelogram is 8.06 cm and its perpendicular distance from opposite side is 2.08 cm. What is the approximate area of the parallelogram ? (Give write answer to two decimal places).
MEDIUM
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 9
The base of a parallelogram is thrice of its height. Given, the area of the parallelogram is 2187 cm2. If the height is k cm, then find the value of k.
MEDIUM
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.2>Q 10
The base of a parallelogram is twice its height. Given, the area of the parallelogram is 144 cm2. If the height is k2 cm, then find the value of k.
HARD
8th CBSE
IMPORTANT
All In One MATHEMATICS CBSE Class 8>Chapter 11 - Mensuration>Topic Exercise 11.3>Q 1
Four horses are tethered with equal ropes at 4 corners of a square field of side 70 m. So, that they just can reach one another. If the area left ungrazed by the horses is k cm2, then find the value of k (Useπ=227).